Overview
Localized, secondary osteoarthritis (secondary OA) refers to the degeneration of articular cartilage and underlying bone in joints that have previously sustained injury, deformity, or other significant alterations in joint mechanics. This condition often develops following trauma, previous joint surgery (such as osteotomies or arthroplasties), or conditions like developmental dysplasia of the hip (DDH) or avascular necrosis. Secondary OA is clinically significant due to its potential to cause substantial pain, functional impairment, and reduced quality of life. It predominantly affects middle-aged to elderly individuals, particularly those with a history of joint pathology or surgical interventions. Understanding and managing secondary OA is crucial in day-to-day practice to prevent progressive joint damage and maintain patient mobility and comfort. 24Pathophysiology
Secondary osteoarthritis arises from a cascade of events initiated by initial joint damage or altered biomechanics. Trauma or surgical interventions can disrupt the joint's normal structure and function, leading to mechanical stress on the articular cartilage. This stress triggers an inflammatory response, activating chondrocytes and stimulating the production of catabolic enzymes such as matrix metalloproteinases (MMPs) and aggrecanases. These enzymes degrade the extracellular matrix of cartilage, resulting in cartilage thinning and fibrillation. Over time, subchondral bone remodeling occurs, characterized by osteophyte formation and subchondral sclerosis, further compromising joint function. Additionally, synovitis may develop, contributing to pain and inflammation. The cumulative effect is a progressive loss of joint integrity and increased load transmission to the bone, ultimately leading to pain, stiffness, and functional limitations characteristic of OA. 2910Epidemiology
Secondary osteoarthritis exhibits variable incidence and prevalence depending on the underlying cause and population studied. Trauma-induced secondary OA is observed in approximately 10-20% of patients who sustain joint injuries, with higher rates noted in those with severe initial damage or inadequate initial treatment. Developmental conditions like DDH affect about 3-4% of the population, with residual dysplasia leading to secondary OA in a subset of these individuals, estimated at around 0.15% presenting with decentered hips. Geographic and demographic factors can influence prevalence, with higher rates often seen in regions with greater incidences of trauma or less optimal initial surgical interventions. Trends indicate an increasing prevalence due to aging populations and rising rates of joint surgeries, including total joint arthroplasties (TKA and THA), which can predispose to secondary OA if complications arise. 2411Clinical Presentation
Patients with localized secondary OA typically present with a constellation of symptoms including chronic pain, stiffness, and functional limitations localized to the affected joint. Pain often worsens with activity and improves with rest, though in advanced cases, it may be present even at rest. Stiffness is particularly notable after periods of inactivity, such as upon waking. Reduced range of motion and crepitus (grinding sensation) during joint movement are common findings. Red-flag features include unexplained weight loss, significant swelling, or signs of systemic inflammation, which may suggest complications like infection or malignancy. Atypical presentations can occur, especially in joints affected by prior surgical interventions, where symptoms might be atypical or delayed. Accurate diagnosis often requires a thorough history and physical examination, complemented by imaging studies to assess joint morphology and rule out other conditions. 24Diagnosis
The diagnostic approach for localized secondary OA involves a comprehensive evaluation combining clinical assessment with imaging modalities. Key steps include:Specific Criteria and Tests:
Management
First-Line Management
Second-Line Management
Refractory or Specialist Escalation
Contraindications:
Complications
Refer patients with signs of infection, unexplained swelling, or persistent pain post-surgery to orthopedic specialists for further evaluation and management.
Prognosis & Follow-up
The prognosis for localized secondary OA varies based on the extent of joint damage and the effectiveness of interventions. Early diagnosis and intervention can significantly mitigate progression and improve functional outcomes. Prognostic indicators include the severity of initial joint damage, patient compliance with treatment, and the presence of comorbidities. Recommended follow-up intervals typically include:Special Populations
Key Recommendations
References
Showing 100 priority papers (full text preferred, most recent first) of 102 indexed.
1 de Laat NN, Koster LA, Robertson JE, Nelissen RGHH, Kaptein BL. Clinical Validation and Excellent Interobserver Agreement of Volumetric Matching Micromotion Analysis (V3MA) in Total Knee Arthroplasty. Journal of orthopaedic research : official publication of the Orthopaedic Research Society 2026. link 2 Schwarz O, Chomiak J, Dungl P. Long-term results after modified Steel´s triple pelvic osteotomy. Scientific reports 2025. link 3 Sun C, Gao H, Ma Q, Li H, Zhang X, Cai X. The effect of intraoperative fluoroscopy on acetabular component positioning and patient anatomy restoration during total hip arthroplasty: A systematic review and meta-analysis. Medicine 2024. link 4 Te Molder MEM, van Onsem S, Smolders JMH, Dowsey MM, Rolfson O, Singh JA et al.. International consensus-based ranking of definitions for poor response to primary total knee arthroplasty: a Delphi study. Archives of orthopaedic and trauma surgery 2024. link 5 Callary SA, Sharma DK, D'Apollonio TM, Critchley O, Mercer G, Wilson C et al.. What is the Long-term Wear of a 5-Mrad Highly Crosslinked Polyethylene Liner? A 14-year RSA Study. Clinical orthopaedics and related research 2024. link 6 Clarke SG, Logishetty K, Halewood C, Cobb JP. Low dose CT-based spatial analysis (CTSA) to measure implant migration after ceramic hip resurfacing arthroplasty (HRA): A phantom study. Proceedings of the Institution of Mechanical Engineers. Part H, Journal of engineering in medicine 2023. link 7 Innmann MM, Verhaegen J, Merle C, Beaulé PE, Meermans G, Grammatopoulos G. Cup orientation following posterior approach THA - the effect of different visual aids and pelvic supports. BMC musculoskeletal disorders 2022. link 8 Angelomenos V, Mohaddes M, Itayem R, Shareghi B. Precision of low-dose CT-based micromotion analysis technique for the assessment of early acetabular cup migration compared with gold standard RSA: a prospective study of 30 patients up to 1 year. Acta orthopaedica 2022. link 9 McCarthy SM, Hall DJ, Mathew MT, Jacobs JJ, Lundberg HJ, Pourzal R. Are Damage Modes Related to Microstructure and Material Loss in Severely Damaged CoCrMo Femoral Heads?. Clinical orthopaedics and related research 2021. link 10 Weber MA, Snyder MJ, Workman KK, Sims MM, Smith CN, Kumar D et al.. Comparison of Asymptomatic and Symptomatic Adverse Local Tissue Reaction in Patients With Head-Neck Taper Corrosion. The Journal of arthroplasty 2021. link 11 Jin G, Ran J, Chen W, Xiong Y, Bao J, Wu L. The 10-year outcomes of the ASR XL Acetabular System: a single-center experience from China. Journal of orthopaedic surgery and research 2019. link 12 Villatte G, Muller AS, Pereira B, Mulliez A, Reilly P, Emery R. Use of Patient-Specific Instrumentation (PSI) for glenoid component positioning in shoulder arthroplasty. A systematic review and meta-analysis. PloS one 2018. link 13 Gao L, Goebel LKH, Orth P, Cucchiarini M, Madry H. Subchondral drilling for articular cartilage repair: a systematic review of translational research. Disease models & mechanisms 2018. link 14 Kernkamp WA, Varady NH, Li JS, Tsai TY, Asnis PD, van Arkel ERA et al.. An In Vivo Prediction of Anisometry and Strain in Anterior Cruciate Ligament Reconstruction - A Combined Magnetic Resonance and Dual Fluoroscopic Imaging Analysis. Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2018. link 15 Łapaj Ł, Mróz A, Kokoszka P, Markuszewski J, Wendland J, Helak-Łapaj C et al.. Peripheral snap-fit locking mechanisms and smooth surface finish of tibial trays reduce backside wear in fixed-bearing total knee arthroplasty. Acta orthopaedica 2017. link 16 Govind G, Henckel J, Hothi H, Sabah S, Skinner J, Hart A. Method for the location of primary wear scars from retrieved metal on metal hip replacements. BMC musculoskeletal disorders 2015. link 17 Nebergall AK, Rader K, Palm H, Malchau H, Greene ME. Precision of radiostereometric analysis (RSA) of acetabular cup stability and polyethylene wear improved by adding tantalum beads to the liner. Acta orthopaedica 2015. link 18 Cho EH, Garcia R, Pien I, Thomas S, Levin LS, Hollenbeck ST. An algorithmic approach for managing orthopaedic surgical wounds of the foot and ankle. Clinical orthopaedics and related research 2014. link 19 Sköldenberg O, Eisler T, Stark A, Muren O, Martinez-Carranza N, Ryd L. Measurement of the migration of a focal knee resurfacing implant with radiostereometry. Acta orthopaedica 2014. link 20 Chen JL, Allen CR, Stephens TE, Haas AK, Huston LJ, Wright RW et al.. Differences in mechanisms of failure, intraoperative findings, and surgical characteristics between single- and multiple-revision ACL reconstructions: a MARS cohort study. The American journal of sports medicine 2013. link 21 Biercevicz AM, Miranda DL, Machan JT, Murray MM, Fleming BC. In Situ, noninvasive, T2-weighted MRI-derived parameters predict ex vivo structural properties of an anterior cruciate ligament reconstruction or bioenhanced primary repair in a porcine model. The American journal of sports medicine* 2013. link 22 Takahashi H, Haraguchi N, Nishikawa S, Miyazaki S, Suzuki Y, Mizushima T et al.. Biological and clinical availability of adipose-derived stem cells for pelvic dead space repair. Stem cells translational medicine 2012. link 23 Kang P, Yang J, Zhou Z, Shen B, Pei F. Retention of a well-fixed acetabular component in the setting of acetabular osteolysis. International orthopaedics 2012. link 24 Lachiewicz PF, Soileau ES. Second-generation modular acetabular components provide fixation at 10 to 16 years. Clinical orthopaedics and related research 2012. link 25 Punt I, Baxter R, van Ooij A, Willems P, van Rhijn L, Kurtz S et al.. Submicron sized ultra-high molecular weight polyethylene wear particle analysis from revised SB Charité III total disc replacements. Acta biomaterialia 2011. link 26 Becher C, Huber R, Thermann H, Paessler HH, Skrbensky G. Effects of a contoured articular prosthetic device on tibiofemoral peak contact pressure: a biomechanical study. Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA 2008. link 27 Kristanto W, van Ooijen PM, The B, Duifhuis H, Mengko TR, Oudkerk M. Design and implementation of gradient vector flow snake to detect a reference object in pelvic x-rays for preoperative total hip arthroplasty planning application. Journal of digital imaging 2007. link 28 Dawood NB, Seidu AS, Hochman BR. The Role of Nongovernmental Organizations and Faith-Based Organizations in Global Surgery. The Surgical clinics of North America 2025. link 29 Johnson AK, Recchia R, Tayfur A, Krishnan C, Palmieri-Smith RM. Speeding Up or Slowing Down: The Effect of Decoupling Speed on Knee Biomechanics and Limb Loading During Split-Belt Treadmill Training in Persons With ACL Reconstruction. The American journal of sports medicine 2025. link 30 Kirkwood G, Pollock AM. Outsourcing National Health Service Surgery to the Private Sector: Waiting Time Inequality and the Making of a Two-Tier System for Hip and Knee Replacement in England. International journal of social determinants of health and health services 2025. link 31 Ueyama H, Yamamura M, Koyanagi J, Fukunaga K, Takemura S, Nakamura S et al.. Postoperative posterior pelvic tilt progression is a risk factor for cup revision after total hip arthroplasty with a conventional polyethylene liner: a 25-year follow-up study. Hip international : the journal of clinical and experimental research on hip pathology and therapy 2025. link 32 Komen N, Vanhoeij M, De Leyn P, Berrevoet F, Pattyn P, Hubens G. Surgical training; destination unknown? A survey on surgical employment in Flanders. Acta chirurgica Belgica 2025. link 33 Smith MP, Dillon MT. The Role of Inlay and Inset Glenoid Implants in Anatomic Total Shoulder Arthroplasty. The Journal of the American Academy of Orthopaedic Surgeons 2024. link 34 Imam N, Sudah SY, Bonney AA, Hahn AK, Manzi JE, Nicholson AD et al.. Prospective registration of randomized clinical trials for total shoulder arthroplasty is low: a systematic review. Journal of shoulder and elbow surgery 2023. link 35 Loppini M, Pisano A, Ruggeri R, Della Rocca A, Grappiolo G. Pelvic tilt and functional acetabular position after total hip arthroplasty: an EOS 2D/3D radiographic study. Hip international : the journal of clinical and experimental research on hip pathology and therapy 2023. link 36 El-Helaly HA, Youssof HA, Ibrahim HM, Aldaqadossi HA, Abdalla OM, Dogha MM. Distal hypospadias repair: Comparative study between snodgrass and transverse preputial onlay flap. Journal of pediatric urology 2022. link 37 Munk EF, Tielemans HJ, Ulrich DJ, Hummelink S. Evaluating the accuracy of three-dimensional surface-imaging for circumference analysis of the thigh. Journal of plastic, reconstructive & aesthetic surgery : JPRAS 2022. link 38 Cannon D, Garcia J, Watkins A, Rodriguez HC, Lewis S, Levy JC. Functional internal rotation is similar between lesser tuberosity osteotomy and subscapularis peel in total shoulder arthroplasty: short-term follow-up. Journal of shoulder and elbow surgery 2022. link 39 Vogel LA, Kraeutler MJ, Jesse MK, Ho CK, Houck DA, Garabekyan T et al.. The Everted Acetabular Labrum: Patho-anatomy, Magnetic Resonance Imaging and Arthroscopic Findings of a Native Variant. Arthroscopy : the journal of arthroscopic & related surgery : official publication of the Arthroscopy Association of North America and the International Arthroscopy Association 2022. link 40 Azimbagirad M, Dardenne G, Salem DB, Remy-Neris O, Burdin V. Towards the definition of a patient-specific rehabilitation program for TKA: A new MRI-based approach for the easy volumetric analysis of thigh muscles. Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference 2021. link 41 Varghese C, Elliott B, Wright D. Barriers and solutions to trainee-led research collaboratives in New Zealand. The New Zealand medical journal 2021. link 42 Kayaalp ME, Cirdi YU, Kopf S, Becker R. Prone-positioned knee arthroscopy for isolated retropatellar cartilage defects with gel-type autologous chondrocyte implantation. Operative Orthopadie und Traumatologie 2021. link 43 Young PS, Macarico DT, Silverwood RK, Farhan-Alanie OM, Mohammed A, Periasamy K et al.. Anatomical pelvic loading of a monoblock polyethylene acetabular component. The bone & joint journal 2021. link 44 Ross JP, Lee A, Neeley R, Mighell MA, Frankle MA. The subscapularis-sparing windowed anterior technique for total shoulder arthroplasty. Journal of shoulder and elbow surgery 2021. link 45 Crawford MD, Hellwinkel JE, Aman Z, Akamefula R, Singleton JT, Bahney C et al.. Microvascular Anatomy and Intrinsic Gene Expression of Menisci From Young Adults. The American journal of sports medicine 2020. link 46 Bori E, Innocenti B. Development and validation of an in-silico virtual testing rig for analyzing total knee arthroplasty performance during passive deep flexion: A feasibility study. Medical engineering & physics 2020. link 47 Aaland MO. Scope of Practice of the Rural Surgeon. The Surgical clinics of North America 2020. link 48 Suraci A, Louati H, Culliton KN, Beaulé PE. Comparing In Vivo Performance of Two Highly Cross-Linked Polyethylene Thermal Treatments: Remelting vs Annealing in Acetabular Liners. The Journal of arthroplasty 2019. link 49 O'Neill CKJ, Magill P, Hill JC, Patterson CC, Molloy DO, Gill HS et al.. Correction of pelvic adduction during total hip arthroplasty reduces variability in radiographic inclination: findings of a randomised controlled trial. Hip international : the journal of clinical and experimental research on hip pathology and therapy 2018. link 50 Verborgt O, Hachem AI, Eid K, Vuylsteke K, Ferrand M, Hardy P. Accuracy of patient-specific guided implantation of the glenoid component in reversed shoulder arthroplasty. Orthopaedics & traumatology, surgery & research : OTSR 2018. link 51 Williams MD, Edwards TB, Walch G. Understanding the Importance of the Teres Minor for Shoulder Function: Functional Anatomy and Pathology. The Journal of the American Academy of Orthopaedic Surgeons 2018. link 52 Oshima H, Tanaka S, Takatori Y, Tanaka T, Ishikura H, Moro T. Clinical and Radiographic Outcomes of Total Hip Arthroplasty With a Specific Liner in Small Asian Patients: Influence of Patient-Related, Implant-Related, and Surgical Factors on Femoral Head Penetration. The Journal of arthroplasty 2017. link 53 Vijayasekaran A, Gibreel W, Carlsen BT, Moran SL, Saint-Cyr M, Bakri K et al.. Maximizing the Utility of the Pedicled Anterolateral Thigh Flap for Locoregional Reconstruction: Technical Pearls and Pitfalls. Clinics in plastic surgery 2017. link 54 Roth JD, Howell SM, Hull ML. Characterization and Correction of Errors in Computing Contact Location Between Curved Articular Surfaces: Application to Total Knee Arthroplasty. Journal of biomechanical engineering 2017. link 55 Kwon OR, Kang KT, Son J, Suh DS, Heo DB, Koh YG. Patient-specific instrumentation development in TKA: 1st and 2nd generation designs in comparison with conventional instrumentation. Archives of orthopaedic and trauma surgery 2017. link 56 Affas F. Local infiltration analgesia in knee and hip arthroplasty efficacy and safety. Scandinavian journal of pain 2016. link 57 Schrock JB, Kraeutler MJ, Houck DA, Provenzano GG, McCarty EC, Bravman JT. Lesser tuberosity osteotomy and subscapularis tenotomy repair techniques during total shoulder arthroplasty: A meta-analysis of cadaveric studies. Clinical biomechanics (Bristol, Avon) 2016. link 58 Nawabi DH, Tucker S, Schafer KA, Zuiderbaan HA, Nguyen JT, Wickiewicz TL et al.. ACL Fibers Near the Lateral Intercondylar Ridge Are the Most Load Bearing During Stability Examinations and Isometric Through Passive Flexion. The American journal of sports medicine 2016. link 59 Lederman E, Streit J, Idoine J, Shishani Y, Gobezie R. Biomechanical Study of a Subscapularis Repair Technique for Total Shoulder Arthroplasty. Orthopedics 2016. link 60 Ajami S, Blunn GW, Lambert S, Alexander S, Foxall Smith M, Coathup MJ. Histological evaluation of two designs of shoulder surface replacement implants. The bone & joint journal 2016. link 61 Nam KW, Tsai TY, Dimitriou D, Li G, Kwon YM. Ipsilateral varus knee alignment correlates with increased femoral stem anteversion in primary total hip arthroplasty. Hip international : the journal of clinical and experimental research on hip pathology and therapy 2016. link 62 Goldstein JM, Fehring TK, Fehring KA. Cystic Adverse Local Tissue Reactions in Asymptomatic Modular Metal-on-Metal Total Hips May Decrease Over Time. The Journal of arthroplasty 2016. link 63 Kose O, Deniz G, Ozcan H, Guler F. A comparison of telephone interview versus on-site completion of Lysholm knee score in patients who underwent arthroscopic ACL reconstruction: are the results equivalent?. European journal of orthopaedic surgery & traumatology : orthopedie traumatologie 2015. link 64 Nisanci M, Sahin I, Eski M, Alhan D. A new flap alternative for trochanteric pressure sore coverage: distal gluteus maximus musculocutaneous advancement flap. Annals of plastic surgery 2015. link 65 Patrizi A, Tranà C, Baldoni A, Coletta P, Marmorale C. The pedagogic evolution in Surgery: the University at the centre of a training which becomes territorialized The model of the region Marche. Annali italiani di chirurgia 2014. link 66 Bryant M, Farrar R, Freeman R, Brummitt K, Nolan J, Neville A. Galvanically enhanced fretting-crevice corrosion of cemented femoral stems. Journal of the mechanical behavior of biomedical materials 2014. link 67 Levy JC, Everding NG, Frankle MA, Keppler LJ. Accuracy of patient-specific guided glenoid baseplate positioning for reverse shoulder arthroplasty. Journal of shoulder and elbow surgery 2014. link 68 Gascoyne TC, Morrison JB, Turgeon TR. The effect of patient positioning on the precision of model-based radiostereometric analysis. Journal of biomechanics 2014. link 69 Middleton KK, Hamilton T, Irrgang JJ, Karlsson J, Harner CD, Fu FH. Anatomic anterior cruciate ligament (ACL) reconstruction: a global perspective. Part 1. Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA 2014. link 70 Tarabolsi M, Klassen T, Mantwill F, Gärtner F, Siegel F, Schulz AP. Patterned CoCrMo and Al2 O3 surfaces for reduced free wear debris in artificial joint arthroplasty. Journal of biomedical materials research. Part A 2013. link 71 Scholes SC, Kennard E, Gangadharan R, Weir D, Holland J, Deehan D et al.. Topographical analysis of the femoral components of ex vivo total knee replacements. Journal of materials science. Materials in medicine 2013. link 72 Hickey BA, Kempshall PJ, Metcalfe AJ, Forster MC. Review of Kinemax total knee replacements performed at the NHS treatment centre, Weston-Super-Mare: five-year results. The Journal of bone and joint surgery. British volume 2012. link 73 Van de Kerkhove MP, PosthumaDeBoer J, Jiya TU, Winters HA, Saouti R. Pelvic reconstruction with a free vascularized distal femur for revision total hip arthroplasty. The Journal of arthroplasty 2012. link 74 Verdonk R, Verdonk P, Huysse W, Forsyth R, Heinrichs EL. Tissue ingrowth after implantation of a novel, biodegradable polyurethane scaffold for treatment of partial meniscal lesions. The American journal of sports medicine 2011. link 75 Heckman DS, Hoover SA, Weinhold PS, Spang JT, Creighton RA. Repair of lesser tuberosity osteotomy for shoulder arthroplasty: biomechanical evaluation of the Backpack and Dual Row techniques. Journal of shoulder and elbow surgery 2011. link 76 Meyr AJ, Steinberg JS. Legal aspects of podiatric pain management. Journal of the American Podiatric Medical Association 2010. link 77 Custers RJ, Saris DB, Dhert WJ, Verbout AJ, van Rijen MH, Mastbergen SC et al.. Articular cartilage degeneration following the treatment of focal cartilage defects with ceramic metal implants and compared with microfracture. The Journal of bone and joint surgery. American volume 2009. link 78 Pujol N, Beaufils P. Healing results of meniscal tears left in situ during anterior cruciate ligament reconstruction: a review of clinical studies. Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA 2009. link 79 Kerr DR, Kohan L. Local infiltration analgesia: a technique for the control of acute postoperative pain following knee and hip surgery: a case study of 325 patients. Acta orthopaedica 2008. link 80 Lenz NM, Mane A, Maletsky LP, Morton NA. The effects of femoral fixed body coordinate system definition on knee kinematic description. Journal of biomechanical engineering 2008. link 81 Hoshino M, Namikawa T, Kato M, Terai H, Taguchi S, Takaoka K. Repair of bone defects in revision hip arthroplasty by implantation of a new bone-inducing material comprised of recombinant human BMP-2, Beta-TCP powder, and a biodegradable polymer: an experimental study in dogs. Journal of orthopaedic research : official publication of the Orthopaedic Research Society 2007. link 82 Trabuco EC, Klingele CJ, Gebhart JB. Xenograft use in reconstructive pelvic surgery: a review of the literature. International urogynecology journal and pelvic floor dysfunction 2007. link 83 Rose PS, Halasy M, Trousdale RT, Hanssen AD, Sim FH, Berry DJ et al.. Preliminary results of tantalum acetabular components for THA after pelvic radiation. Clinical orthopaedics and related research 2006. link 84 Wang H, Simpson KJ, Ferrara MS, Chamnongkich S, Kinsey T, Mahoney OM. Biomechanical differences exhibited during sit-to-stand between total knee arthroplasty designs of varying radii. The Journal of arthroplasty 2006. link 85 Losina E, Kessler CL, Wright EA, Creel AH, Barrett JA, Fossel AH et al.. Geographic diversity of low-volume hospitals in total knee replacement: implications for regionalization policies. Medical care 2006. link 86 Mihalko WM, Duquin T, Axelrod JR, Bayers-Thering M, Krackow KA. Effect of one- and two-pin reference anchoring systems on marker stability during total knee arthroplasty computer navigation. Computer aided surgery : official journal of the International Society for Computer Aided Surgery 2006. link 87 Surace MF, Zatti G, De Pietri M, Cherubino P. Acetabular revision surgery with the LOR cup: three to 8 years' follow-up. The Journal of arthroplasty 2006. link 88 Stiehl JB, Heck DA, Lazzeri M. Accuracy of acetabular component positioning with a fluoroscopically referenced CAOS system. Computer aided surgery : official journal of the International Society for Computer Aided Surgery 2005. link 89 Manning DW, Chiang PP, Martell JM, Galante JO, Harris WH. In vivo comparative wear study of traditional and highly cross-linked polyethylene in total hip arthroplasty. The Journal of arthroplasty 2005. link 90 Bliss JP, Hanner-Bailey HS, Scerbo MW. Determining the efficacy of an immersive trainer for arthroscopy skills. Studies in health technology and informatics 2005. link 91 Shen FW, McKellop H. Surface-gradient cross-linked polyethylene acetabular cups: oxidation resistance and wear against smooth and rough femoral balls. Clinical orthopaedics and related research 2005. link 92 Tunçbilek G, Nasir S, Ozkan O, Kayikçioğlu A, Mavili E. Partially de-epithelialised and buried V-Y advancement flap for reconstruction of sacrococcygeal and ischial defects. Scandinavian journal of plastic and reconstructive surgery and hand surgery 2004. link 93 Piriou P, Sagnet F, Norton MR, de Loubresse CG, Judet T. Acetabular component revision with frozen massive structural pelvic allograft: average 5-year follow-up. The Journal of arthroplasty 2003. link00106-2) 94 Alemparte J, Cabezas A, Azocar O, Hernández R, Acevedo M. Mid-term results of an AGC total knee arthroplasty system survival and function analysis: 2- to 8-year follow-up results. The Journal of arthroplasty 2003. link00017-2) 95 Best AJ, Williams S, Crozier A, Bhatt R, Gregg PJ, Hui AC. Graded compression stockings in elective orthopaedic surgery. An assessment of the in vivo performance of commercially available stockings in patients having hip and knee arthroplasty. The Journal of bone and joint surgery. British volume 2000. link 96 Siguier M, Judet T, Siguier T, Charnley G, Brumpt B, Yugue I. Preliminary results of partial surface replacement of the femoral head in osteonecrosis. The Journal of arthroplasty 1999. link90201-2) 97 Yamaguchi M, Hashimoto Y, Akisue T, Bauer TW. Polyethylene wear vector in vivo: a three-dimensional analysis using retrieved acetabular components and radiographs. Journal of orthopaedic research : official publication of the Orthopaedic Research Society 1999. link 98 Kummer FJ, Perkins R, Zuckerman JD. The use of the bicipital groove for alignment of the humeral stem in shoulder arthroplasty. Journal of shoulder and elbow surgery 1998. link90225-7) 99 Avci S, Connors N, Petty W. 2- to 10-year follow-up study of acetabular revisions using allograft bone to repair bone defects. The Journal of arthroplasty 1998. link90076-6) 100 Hallock GG. Distally based flaps for skin coverage of the foot and ankle. Foot & ankle international 1996. link